2 use crate::backtrace::Backtrace;
81     pub(crate) fn from_std<E>(error: E, backtrace: Option<Backtrace>) -> Self  in from_std()
103     pub(crate) fn from_adhoc<M>(message: M, backtrace: Option<Backtrace>) -> Self  in from_adhoc()
128     pub(crate) fn from_display<M>(message: M, backtrace: Option<Backtrace>) -> Self  in from_display()
154     pub(crate) fn from_context<C, E>(context: C, error: E, backtrace: Option<Backtrace>) -> Self  in from_context()
182         backtrace: Option<Backtrace>,  in from_boxed()  argument
213         backtrace: Option<Backtrace>,  in construct()  argument
574     object_backtrace: unsafe fn(Ref<ErrorImpl>) -> Option<&Backtrace>,
676 fn no_backtrace(e: Ref<ErrorImpl>) -> Option<&Backtrace> {  in no_backtrace()  argument
801 unsafe fn context_backtrace<C>(e: Ref<ErrorImpl>) -> Option<&Backtrace>  in context_backtrace()
816     backtrace: Option<Backtrace>,
868     pub(crate) unsafe fn backtrace(this: Ref<Self>) -> &Backtrace {  in backtrace()  argument
894     fn backtrace(&self) -> Option<&Backtrace> {  in backtrace()  argument